Doctor profile · Federal record

Dr. Richard McGuire, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · La Mirada, CA

  • NPI 1437196730
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15627 Imperial Hwy
La Mirada, CA 906381627
(714) 990-0911
fax (714) 256-9172

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 20, 2023
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #G60070
Medicaid
CA #00G600700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437196730. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
496
Distinct HCPCS
5
Medicare allowed
$71,243
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 402 188 $136
99204 New patient office or other outpatient visit, 45-59 minutes 46 46 $180
45378 Diagnostic exam of large bowel using a flexible endoscope 20 20 $188
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 17 17 $115
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 11 11 $253

In context: peer comparison

Among 1 peers in La Mirada Gastroenterology Physician, average services per provider: 99. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$216
Transactions
9
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Qol Medical, LLC 3 $81.77
Exact Sciences Corporation 2 $57.12
Janssen Biotech, INC. 2 $41.54
Takeda Pharmaceuticals U.S.A., INC. 1 $19.48
Merck Sharp & Dohme LLC 1 $16.21

By nature of payment

Food and Beverage
$216

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,361
Patients
858
Total drug cost
$42,261
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 341 118 $5,868
Famotidine Generic 334 126 $9,797
Atorvastatin Calcium Generic 260 84 $3,442
Losartan Potassium Generic 184 56 $1,538
Omeprazole Generic 179 59 $2,660
Lisinopril Generic 150 48 $897
Amlodipine Besylate Generic 123 40 $682
Gabapentin Generic 118 42 $1,928
Levothyroxine Sodium Generic 118 36 $3,741
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 114 110 $6,775

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard McGuire's medical specialty?
Dr. Richard McGuire practices Gastroenterology Physician in La Mirada, CA.
Where does Dr. Richard McGuire practice?
Dr. Richard McGuire practices at 15627 Imperial Hwy, La Mirada, CA 906381627. Office phone: 7149900911.
What is Dr. Richard McGuire's NPI?
Dr. Richard McGuire's National Provider Identifier (NPI) is 1437196730, issued by NPPES.
Does Dr. Richard McGuire accept Medicare assignment?
Yes. Dr. Richard McGuire accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard McGuire commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Diagnostic exam of large bowel using a flexible endoscope (HCPCS 45378). Source: CMS Medicare Physician & Other Practitioners file.